./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label43_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_68807e20-8dcb-4fc8-a6f4-eb1bf9723923/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_68807e20-8dcb-4fc8-a6f4-eb1bf9723923/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_68807e20-8dcb-4fc8-a6f4-eb1bf9723923/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_68807e20-8dcb-4fc8-a6f4-eb1bf9723923/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label43_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_68807e20-8dcb-4fc8-a6f4-eb1bf9723923/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_68807e20-8dcb-4fc8-a6f4-eb1bf9723923/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 65cedfd4cd477eae3251a2c0e08e4db2fd40d0c9 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 12:37:44,271 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:37:44,272 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:37:44,280 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:37:44,280 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:37:44,280 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:37:44,281 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:37:44,282 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:37:44,283 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:37:44,284 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:37:44,285 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:37:44,285 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:37:44,285 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:37:44,286 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:37:44,287 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:37:44,287 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:37:44,288 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:37:44,289 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:37:44,291 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:37:44,292 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:37:44,292 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:37:44,293 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:37:44,295 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:37:44,295 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:37:44,295 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:37:44,296 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:37:44,296 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:37:44,297 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:37:44,297 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:37:44,298 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:37:44,298 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:37:44,299 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:37:44,299 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:37:44,299 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:37:44,300 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:37:44,300 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:37:44,300 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_68807e20-8dcb-4fc8-a6f4-eb1bf9723923/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 12:37:44,310 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:37:44,310 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:37:44,311 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 12:37:44,311 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 12:37:44,311 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 12:37:44,311 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 12:37:44,311 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 12:37:44,311 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 12:37:44,312 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 12:37:44,312 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 12:37:44,312 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 12:37:44,312 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 12:37:44,312 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 12:37:44,312 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:37:44,313 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 12:37:44,313 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 12:37:44,313 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 12:37:44,313 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:37:44,313 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 12:37:44,313 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 12:37:44,313 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 12:37:44,314 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 12:37:44,314 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 12:37:44,314 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:37:44,314 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 12:37:44,314 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:37:44,314 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 12:37:44,314 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 12:37:44,315 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 12:37:44,315 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:37:44,315 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:37:44,315 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 12:37:44,315 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 12:37:44,315 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 12:37:44,315 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 12:37:44,315 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 12:37:44,315 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 12:37:44,316 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_68807e20-8dcb-4fc8-a6f4-eb1bf9723923/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 65cedfd4cd477eae3251a2c0e08e4db2fd40d0c9 [2018-11-18 12:37:44,336 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:37:44,344 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:37:44,346 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:37:44,347 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:37:44,348 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:37:44,348 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_68807e20-8dcb-4fc8-a6f4-eb1bf9723923/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem15_label43_true-unreach-call.c [2018-11-18 12:37:44,384 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_68807e20-8dcb-4fc8-a6f4-eb1bf9723923/bin-2019/utaipan/data/3c19fefee/3f005b60a2e149d5bc625197bd6be4ee/FLAG7c10cf737 [2018-11-18 12:37:44,793 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:37:44,794 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_68807e20-8dcb-4fc8-a6f4-eb1bf9723923/sv-benchmarks/c/eca-rers2012/Problem15_label43_true-unreach-call.c [2018-11-18 12:37:44,804 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_68807e20-8dcb-4fc8-a6f4-eb1bf9723923/bin-2019/utaipan/data/3c19fefee/3f005b60a2e149d5bc625197bd6be4ee/FLAG7c10cf737 [2018-11-18 12:37:44,817 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_68807e20-8dcb-4fc8-a6f4-eb1bf9723923/bin-2019/utaipan/data/3c19fefee/3f005b60a2e149d5bc625197bd6be4ee [2018-11-18 12:37:44,819 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:37:44,820 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 12:37:44,821 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:37:44,821 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:37:44,823 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:37:44,823 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:37:44" (1/1) ... [2018-11-18 12:37:44,825 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44c74022 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:37:44, skipping insertion in model container [2018-11-18 12:37:44,825 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:37:44" (1/1) ... [2018-11-18 12:37:44,831 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:37:44,880 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:37:45,313 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:37:45,316 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 12:37:45,477 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:37:45,487 INFO L195 MainTranslator]: Completed translation [2018-11-18 12:37:45,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:37:45 WrapperNode [2018-11-18 12:37:45,488 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 12:37:45,488 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 12:37:45,488 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 12:37:45,489 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 12:37:45,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:37:45" (1/1) ... [2018-11-18 12:37:45,586 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:37:45" (1/1) ... [2018-11-18 12:37:45,593 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 12:37:45,593 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 12:37:45,593 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 12:37:45,593 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 12:37:45,601 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:37:45" (1/1) ... [2018-11-18 12:37:45,601 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:37:45" (1/1) ... [2018-11-18 12:37:45,607 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:37:45" (1/1) ... [2018-11-18 12:37:45,607 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:37:45" (1/1) ... [2018-11-18 12:37:45,638 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:37:45" (1/1) ... [2018-11-18 12:37:45,648 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:37:45" (1/1) ... [2018-11-18 12:37:45,660 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:37:45" (1/1) ... [2018-11-18 12:37:45,675 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 12:37:45,676 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 12:37:45,676 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 12:37:45,676 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 12:37:45,677 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:37:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_68807e20-8dcb-4fc8-a6f4-eb1bf9723923/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:37:45,720 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 12:37:45,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 12:37:45,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 12:37:45,720 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-11-18 12:37:45,720 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-11-18 12:37:45,721 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-18 12:37:45,721 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-18 12:37:45,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 12:37:45,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 12:37:45,721 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 12:37:45,721 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 12:37:47,554 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 12:37:47,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:37:47 BoogieIcfgContainer [2018-11-18 12:37:47,557 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 12:37:47,557 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 12:37:47,557 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 12:37:47,560 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 12:37:47,560 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 12:37:44" (1/3) ... [2018-11-18 12:37:47,561 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20db0f57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:37:47, skipping insertion in model container [2018-11-18 12:37:47,561 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:37:45" (2/3) ... [2018-11-18 12:37:47,561 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20db0f57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:37:47, skipping insertion in model container [2018-11-18 12:37:47,561 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:37:47" (3/3) ... [2018-11-18 12:37:47,562 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem15_label43_true-unreach-call.c [2018-11-18 12:37:47,569 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 12:37:47,575 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 12:37:47,584 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 12:37:47,609 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 12:37:47,609 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 12:37:47,609 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 12:37:47,609 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 12:37:47,609 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 12:37:47,610 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 12:37:47,610 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 12:37:47,610 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 12:37:47,632 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states. [2018-11-18 12:37:47,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 12:37:47,639 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:37:47,640 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:37:47,642 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:37:47,646 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:37:47,646 INFO L82 PathProgramCache]: Analyzing trace with hash 907062017, now seen corresponding path program 1 times [2018-11-18 12:37:47,647 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:37:47,678 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:37:47,678 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:37:47,678 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:37:47,678 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:37:47,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:37:47,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:37:47,886 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:37:47,886 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 12:37:47,886 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 12:37:47,890 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 12:37:47,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 12:37:47,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 12:37:47,900 INFO L87 Difference]: Start difference. First operand 438 states. Second operand 4 states. [2018-11-18 12:37:50,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:37:50,076 INFO L93 Difference]: Finished difference Result 1558 states and 2849 transitions. [2018-11-18 12:37:50,077 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 12:37:50,078 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 65 [2018-11-18 12:37:50,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:37:50,097 INFO L225 Difference]: With dead ends: 1558 [2018-11-18 12:37:50,097 INFO L226 Difference]: Without dead ends: 1114 [2018-11-18 12:37:50,104 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 12:37:50,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1114 states. [2018-11-18 12:37:50,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1114 to 759. [2018-11-18 12:37:50,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 759 states. [2018-11-18 12:37:50,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 759 states and 1355 transitions. [2018-11-18 12:37:50,170 INFO L78 Accepts]: Start accepts. Automaton has 759 states and 1355 transitions. Word has length 65 [2018-11-18 12:37:50,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:37:50,171 INFO L480 AbstractCegarLoop]: Abstraction has 759 states and 1355 transitions. [2018-11-18 12:37:50,171 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 12:37:50,171 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1355 transitions. [2018-11-18 12:37:50,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 12:37:50,177 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:37:50,177 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:37:50,177 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:37:50,177 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:37:50,178 INFO L82 PathProgramCache]: Analyzing trace with hash 1501715637, now seen corresponding path program 1 times [2018-11-18 12:37:50,178 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:37:50,179 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:37:50,179 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:37:50,179 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:37:50,179 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:37:50,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:37:50,324 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:37:50,324 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:37:50,324 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 12:37:50,324 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 12:37:50,326 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 12:37:50,326 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 12:37:50,326 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 12:37:50,326 INFO L87 Difference]: Start difference. First operand 759 states and 1355 transitions. Second operand 4 states. [2018-11-18 12:37:52,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:37:52,069 INFO L93 Difference]: Finished difference Result 2760 states and 5146 transitions. [2018-11-18 12:37:52,069 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 12:37:52,070 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 135 [2018-11-18 12:37:52,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:37:52,078 INFO L225 Difference]: With dead ends: 2760 [2018-11-18 12:37:52,078 INFO L226 Difference]: Without dead ends: 2007 [2018-11-18 12:37:52,082 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 12:37:52,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2007 states. [2018-11-18 12:37:52,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2007 to 2002. [2018-11-18 12:37:52,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2002 states. [2018-11-18 12:37:52,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2002 states to 2002 states and 3249 transitions. [2018-11-18 12:37:52,129 INFO L78 Accepts]: Start accepts. Automaton has 2002 states and 3249 transitions. Word has length 135 [2018-11-18 12:37:52,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:37:52,130 INFO L480 AbstractCegarLoop]: Abstraction has 2002 states and 3249 transitions. [2018-11-18 12:37:52,130 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 12:37:52,130 INFO L276 IsEmpty]: Start isEmpty. Operand 2002 states and 3249 transitions. [2018-11-18 12:37:52,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-18 12:37:52,137 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:37:52,137 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:37:52,137 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:37:52,138 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:37:52,138 INFO L82 PathProgramCache]: Analyzing trace with hash 1679120985, now seen corresponding path program 1 times [2018-11-18 12:37:52,138 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:37:52,139 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:37:52,139 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:37:52,139 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:37:52,139 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:37:52,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:37:52,318 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:37:52,318 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:37:52,318 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 12:37:52,318 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 12:37:52,319 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 12:37:52,319 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 12:37:52,319 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 12:37:52,320 INFO L87 Difference]: Start difference. First operand 2002 states and 3249 transitions. Second operand 5 states. [2018-11-18 12:37:55,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:37:55,842 INFO L93 Difference]: Finished difference Result 6848 states and 11362 transitions. [2018-11-18 12:37:55,843 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 12:37:55,843 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 216 [2018-11-18 12:37:55,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:37:55,867 INFO L225 Difference]: With dead ends: 6848 [2018-11-18 12:37:55,867 INFO L226 Difference]: Without dead ends: 4852 [2018-11-18 12:37:55,881 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-18 12:37:55,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4852 states. [2018-11-18 12:37:55,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4852 to 4806. [2018-11-18 12:37:55,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4806 states. [2018-11-18 12:37:55,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4806 states to 4806 states and 7211 transitions. [2018-11-18 12:37:55,989 INFO L78 Accepts]: Start accepts. Automaton has 4806 states and 7211 transitions. Word has length 216 [2018-11-18 12:37:55,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:37:55,989 INFO L480 AbstractCegarLoop]: Abstraction has 4806 states and 7211 transitions. [2018-11-18 12:37:55,990 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 12:37:55,990 INFO L276 IsEmpty]: Start isEmpty. Operand 4806 states and 7211 transitions. [2018-11-18 12:37:55,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-11-18 12:37:55,999 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:37:55,999 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:37:55,999 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:37:55,999 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:37:55,999 INFO L82 PathProgramCache]: Analyzing trace with hash 1565078656, now seen corresponding path program 1 times [2018-11-18 12:37:55,999 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:37:56,000 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:37:56,000 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:37:56,000 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:37:56,000 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:37:56,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:37:56,174 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 116 proven. 79 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 12:37:56,175 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 12:37:56,175 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 12:37:56,175 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 241 with the following transitions: [2018-11-18 12:37:56,177 INFO L202 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [493], [495], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [629], [630], [641], [645], [649], [653], [657], [668], [671], [1635], [1639], [1643], [1649], [1653], [1655], [1662], [1663], [1664], [1666], [1667] [2018-11-18 12:37:56,211 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 12:37:56,211 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 12:37:56,651 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 12:37:56,656 INFO L272 AbstractInterpreter]: Visited 96 different actions 96 times. Never merged. Never widened. Performed 895 root evaluator evaluations with a maximum evaluation depth of 15. Performed 895 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Never found a fixpoint. Largest state had 24 variables. [2018-11-18 12:37:56,662 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:37:56,662 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 12:37:57,151 INFO L227 lantSequenceWeakener]: Weakened 231 states. On average, predicates are now at 78.23% of their original sizes. [2018-11-18 12:37:57,151 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 12:37:57,193 INFO L415 sIntCurrentIteration]: We unified 239 AI predicates to 239 [2018-11-18 12:37:57,194 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 12:37:57,194 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 12:37:57,194 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-11-18 12:37:57,195 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 12:37:57,195 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 12:37:57,195 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 12:37:57,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 12:37:57,195 INFO L87 Difference]: Start difference. First operand 4806 states and 7211 transitions. Second operand 6 states. [2018-11-18 12:38:32,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:38:32,756 INFO L93 Difference]: Finished difference Result 9916 states and 14783 transitions. [2018-11-18 12:38:32,756 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 12:38:32,756 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 240 [2018-11-18 12:38:32,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:38:32,775 INFO L225 Difference]: With dead ends: 9916 [2018-11-18 12:38:32,776 INFO L226 Difference]: Without dead ends: 5116 [2018-11-18 12:38:32,790 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 240 GetRequests, 235 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-18 12:38:32,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5116 states. [2018-11-18 12:38:32,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5116 to 5114. [2018-11-18 12:38:32,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5114 states. [2018-11-18 12:38:32,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5114 states to 5114 states and 7528 transitions. [2018-11-18 12:38:32,904 INFO L78 Accepts]: Start accepts. Automaton has 5114 states and 7528 transitions. Word has length 240 [2018-11-18 12:38:32,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:38:32,905 INFO L480 AbstractCegarLoop]: Abstraction has 5114 states and 7528 transitions. [2018-11-18 12:38:32,905 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 12:38:32,905 INFO L276 IsEmpty]: Start isEmpty. Operand 5114 states and 7528 transitions. [2018-11-18 12:38:32,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2018-11-18 12:38:32,917 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:38:32,917 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:38:32,917 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:38:32,918 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:38:32,918 INFO L82 PathProgramCache]: Analyzing trace with hash -1531914166, now seen corresponding path program 1 times [2018-11-18 12:38:32,918 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:38:32,919 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:38:32,919 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:38:32,919 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:38:32,919 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:38:32,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:38:33,145 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 180 proven. 242 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 12:38:33,145 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 12:38:33,145 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 12:38:33,145 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 337 with the following transitions: [2018-11-18 12:38:33,146 INFO L202 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [493], [495], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [629], [630], [641], [645], [649], [653], [657], [668], [671], [672], [676], [680], [684], [688], [691], [1635], [1639], [1643], [1649], [1653], [1655], [1662], [1663], [1664], [1666], [1667] [2018-11-18 12:38:33,148 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 12:38:33,148 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 12:38:33,497 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 12:38:33,498 INFO L272 AbstractInterpreter]: Visited 105 different actions 302 times. Merged at 5 different actions 9 times. Never widened. Performed 3118 root evaluator evaluations with a maximum evaluation depth of 15. Performed 3118 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-18 12:38:33,500 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:38:33,501 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 12:38:33,893 INFO L227 lantSequenceWeakener]: Weakened 333 states. On average, predicates are now at 84.08% of their original sizes. [2018-11-18 12:38:33,894 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 12:38:33,977 INFO L415 sIntCurrentIteration]: We unified 335 AI predicates to 335 [2018-11-18 12:38:33,977 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 12:38:33,978 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 12:38:33,978 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [6] total 13 [2018-11-18 12:38:33,978 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 12:38:33,978 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 12:38:33,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 12:38:33,979 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 12:38:33,979 INFO L87 Difference]: Start difference. First operand 5114 states and 7528 transitions. Second operand 9 states. [2018-11-18 12:39:35,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:39:35,382 INFO L93 Difference]: Finished difference Result 11440 states and 16579 transitions. [2018-11-18 12:39:35,382 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-18 12:39:35,382 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 336 [2018-11-18 12:39:35,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:39:35,400 INFO L225 Difference]: With dead ends: 11440 [2018-11-18 12:39:35,400 INFO L226 Difference]: Without dead ends: 6640 [2018-11-18 12:39:35,415 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 341 GetRequests, 328 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=56, Invalid=154, Unknown=0, NotChecked=0, Total=210 [2018-11-18 12:39:35,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6640 states. [2018-11-18 12:39:35,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6640 to 6636. [2018-11-18 12:39:35,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6636 states. [2018-11-18 12:39:35,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6636 states to 6636 states and 9164 transitions. [2018-11-18 12:39:35,504 INFO L78 Accepts]: Start accepts. Automaton has 6636 states and 9164 transitions. Word has length 336 [2018-11-18 12:39:35,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:39:35,505 INFO L480 AbstractCegarLoop]: Abstraction has 6636 states and 9164 transitions. [2018-11-18 12:39:35,505 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 12:39:35,505 INFO L276 IsEmpty]: Start isEmpty. Operand 6636 states and 9164 transitions. [2018-11-18 12:39:35,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2018-11-18 12:39:35,509 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:39:35,510 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:39:35,510 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:39:35,510 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:39:35,510 INFO L82 PathProgramCache]: Analyzing trace with hash 25892372, now seen corresponding path program 1 times [2018-11-18 12:39:35,510 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:39:35,511 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:39:35,511 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:39:35,511 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:39:35,511 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:39:35,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:39:35,678 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 12:39:35,678 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 12:39:35,678 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 12:39:35,678 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 341 with the following transitions: [2018-11-18 12:39:35,679 INFO L202 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [493], [495], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1561], [1635], [1639], [1643], [1649], [1653], [1655], [1662], [1663], [1664], [1666], [1667] [2018-11-18 12:39:35,687 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 12:39:35,687 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 12:39:35,964 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 12:39:35,964 INFO L272 AbstractInterpreter]: Visited 282 different actions 833 times. Merged at 5 different actions 9 times. Never widened. Performed 11047 root evaluator evaluations with a maximum evaluation depth of 9. Performed 11047 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-18 12:39:35,968 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:39:35,968 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 12:39:36,194 INFO L227 lantSequenceWeakener]: Weakened 337 states. On average, predicates are now at 80.61% of their original sizes. [2018-11-18 12:39:36,195 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 12:39:36,253 INFO L415 sIntCurrentIteration]: We unified 339 AI predicates to 339 [2018-11-18 12:39:36,253 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 12:39:36,254 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 12:39:36,254 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [5] total 13 [2018-11-18 12:39:36,254 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 12:39:36,254 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 12:39:36,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 12:39:36,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 12:39:36,255 INFO L87 Difference]: Start difference. First operand 6636 states and 9164 transitions. Second operand 10 states. [2018-11-18 12:41:36,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:41:36,754 INFO L93 Difference]: Finished difference Result 12996 states and 19126 transitions. [2018-11-18 12:41:36,754 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-18 12:41:36,754 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 340 [2018-11-18 12:41:36,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:41:36,780 INFO L225 Difference]: With dead ends: 12996 [2018-11-18 12:41:36,781 INFO L226 Difference]: Without dead ends: 8196 [2018-11-18 12:41:36,794 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 348 GetRequests, 331 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2018-11-18 12:41:36,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8196 states. [2018-11-18 12:41:36,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8196 to 7879. [2018-11-18 12:41:36,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7879 states. [2018-11-18 12:41:36,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7879 states to 7879 states and 10566 transitions. [2018-11-18 12:41:36,898 INFO L78 Accepts]: Start accepts. Automaton has 7879 states and 10566 transitions. Word has length 340 [2018-11-18 12:41:36,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:41:36,899 INFO L480 AbstractCegarLoop]: Abstraction has 7879 states and 10566 transitions. [2018-11-18 12:41:36,899 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 12:41:36,899 INFO L276 IsEmpty]: Start isEmpty. Operand 7879 states and 10566 transitions. [2018-11-18 12:41:36,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2018-11-18 12:41:36,909 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:41:36,909 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:41:36,909 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:41:36,910 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:41:36,910 INFO L82 PathProgramCache]: Analyzing trace with hash -1653682978, now seen corresponding path program 1 times [2018-11-18 12:41:36,910 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:41:36,910 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:41:36,910 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:41:36,911 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:41:36,911 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:41:36,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:41:37,083 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-11-18 12:41:37,083 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:41:37,084 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 12:41:37,084 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 12:41:37,084 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 12:41:37,084 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 12:41:37,084 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 12:41:37,085 INFO L87 Difference]: Start difference. First operand 7879 states and 10566 transitions. Second operand 3 states. [2018-11-18 12:41:38,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:41:38,722 INFO L93 Difference]: Finished difference Result 16991 states and 24115 transitions. [2018-11-18 12:41:38,722 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 12:41:38,722 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 436 [2018-11-18 12:41:38,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:41:38,753 INFO L225 Difference]: With dead ends: 16991 [2018-11-18 12:41:38,753 INFO L226 Difference]: Without dead ends: 10669 [2018-11-18 12:41:38,772 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 12:41:38,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10669 states. [2018-11-18 12:41:38,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10669 to 10051. [2018-11-18 12:41:38,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10051 states. [2018-11-18 12:41:38,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10051 states to 10051 states and 13077 transitions. [2018-11-18 12:41:38,884 INFO L78 Accepts]: Start accepts. Automaton has 10051 states and 13077 transitions. Word has length 436 [2018-11-18 12:41:38,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:41:38,885 INFO L480 AbstractCegarLoop]: Abstraction has 10051 states and 13077 transitions. [2018-11-18 12:41:38,885 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 12:41:38,885 INFO L276 IsEmpty]: Start isEmpty. Operand 10051 states and 13077 transitions. [2018-11-18 12:41:38,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 480 [2018-11-18 12:41:38,896 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:41:38,897 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:41:38,897 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:41:38,897 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:41:38,897 INFO L82 PathProgramCache]: Analyzing trace with hash -460164094, now seen corresponding path program 1 times [2018-11-18 12:41:38,897 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:41:38,898 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:41:38,898 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:41:38,898 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:41:38,898 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:41:38,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:41:39,129 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 239 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:41:39,130 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 12:41:39,130 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 12:41:39,130 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 480 with the following transitions: [2018-11-18 12:41:39,131 INFO L202 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [493], [495], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [842], [845], [849], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1562], [1566], [1570], [1581], [1585], [1589], [1593], [1597], [1601], [1612], [1616], [1620], [1623], [1635], [1639], [1643], [1649], [1653], [1655], [1662], [1663], [1664], [1666], [1667] [2018-11-18 12:41:39,138 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 12:41:39,138 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 12:41:39,373 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 12:41:39,373 INFO L272 AbstractInterpreter]: Visited 296 different actions 585 times. Merged at 5 different actions 5 times. Never widened. Performed 7568 root evaluator evaluations with a maximum evaluation depth of 15. Performed 7568 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-18 12:41:39,375 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:41:39,375 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 12:41:39,614 INFO L227 lantSequenceWeakener]: Weakened 475 states. On average, predicates are now at 80.49% of their original sizes. [2018-11-18 12:41:39,614 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 12:41:39,661 INFO L415 sIntCurrentIteration]: We unified 478 AI predicates to 478 [2018-11-18 12:41:39,661 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 12:41:39,661 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 12:41:39,661 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [6] total 15 [2018-11-18 12:41:39,661 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 12:41:39,662 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-18 12:41:39,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-18 12:41:39,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2018-11-18 12:41:39,662 INFO L87 Difference]: Start difference. First operand 10051 states and 13077 transitions. Second operand 11 states. [2018-11-18 12:43:09,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:43:09,157 INFO L93 Difference]: Finished difference Result 18274 states and 24336 transitions. [2018-11-18 12:43:09,157 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-11-18 12:43:09,157 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 479 [2018-11-18 12:43:09,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:43:09,175 INFO L225 Difference]: With dead ends: 18274 [2018-11-18 12:43:09,176 INFO L226 Difference]: Without dead ends: 10367 [2018-11-18 12:43:09,183 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 490 GetRequests, 469 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=113, Invalid=393, Unknown=0, NotChecked=0, Total=506 [2018-11-18 12:43:09,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10367 states. [2018-11-18 12:43:09,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10367 to 10362. [2018-11-18 12:43:09,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10362 states. [2018-11-18 12:43:09,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10362 states to 10362 states and 13401 transitions. [2018-11-18 12:43:09,286 INFO L78 Accepts]: Start accepts. Automaton has 10362 states and 13401 transitions. Word has length 479 [2018-11-18 12:43:09,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:43:09,287 INFO L480 AbstractCegarLoop]: Abstraction has 10362 states and 13401 transitions. [2018-11-18 12:43:09,287 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-18 12:43:09,287 INFO L276 IsEmpty]: Start isEmpty. Operand 10362 states and 13401 transitions. [2018-11-18 12:43:09,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 490 [2018-11-18 12:43:09,295 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:43:09,296 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:43:09,296 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:43:09,296 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:43:09,296 INFO L82 PathProgramCache]: Analyzing trace with hash -1976697415, now seen corresponding path program 1 times [2018-11-18 12:43:09,296 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:43:09,297 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:43:09,297 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:43:09,297 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:43:09,297 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:43:09,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:43:09,766 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 299 proven. 101 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-18 12:43:09,766 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 12:43:09,766 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 12:43:09,766 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 490 with the following transitions: [2018-11-18 12:43:09,767 INFO L202 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [493], [495], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [691], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [842], [845], [849], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1209], [1635], [1639], [1643], [1649], [1653], [1655], [1662], [1663], [1664], [1666], [1667] [2018-11-18 12:43:09,770 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 12:43:09,770 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 12:43:10,148 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 12:43:10,148 INFO L272 AbstractInterpreter]: Visited 212 different actions 831 times. Merged at 7 different actions 22 times. Never widened. Performed 10856 root evaluator evaluations with a maximum evaluation depth of 15. Performed 10856 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 4 fixpoints after 2 different actions. Largest state had 24 variables. [2018-11-18 12:43:10,156 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:43:10,157 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 12:43:10,157 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 12:43:10,157 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_68807e20-8dcb-4fc8-a6f4-eb1bf9723923/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 12:43:10,164 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:43:10,164 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 12:43:10,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:43:10,256 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:43:10,397 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 311 trivial. 0 not checked. [2018-11-18 12:43:10,397 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 12:43:10,504 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 311 trivial. 0 not checked. [2018-11-18 12:43:10,521 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-18 12:43:10,521 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [8] total 10 [2018-11-18 12:43:10,521 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 12:43:10,522 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 12:43:10,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 12:43:10,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-11-18 12:43:10,522 INFO L87 Difference]: Start difference. First operand 10362 states and 13401 transitions. Second operand 3 states. [2018-11-18 12:43:11,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:43:11,589 INFO L93 Difference]: Finished difference Result 19202 states and 25444 transitions. [2018-11-18 12:43:11,589 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 12:43:11,590 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 489 [2018-11-18 12:43:11,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:43:11,606 INFO L225 Difference]: With dead ends: 19202 [2018-11-18 12:43:11,607 INFO L226 Difference]: Without dead ends: 10984 [2018-11-18 12:43:11,618 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 990 GetRequests, 978 SyntacticMatches, 4 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-11-18 12:43:11,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10984 states. [2018-11-18 12:43:11,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10984 to 10980. [2018-11-18 12:43:11,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10980 states. [2018-11-18 12:43:11,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10980 states to 10980 states and 13855 transitions. [2018-11-18 12:43:11,767 INFO L78 Accepts]: Start accepts. Automaton has 10980 states and 13855 transitions. Word has length 489 [2018-11-18 12:43:11,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:43:11,767 INFO L480 AbstractCegarLoop]: Abstraction has 10980 states and 13855 transitions. [2018-11-18 12:43:11,767 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 12:43:11,768 INFO L276 IsEmpty]: Start isEmpty. Operand 10980 states and 13855 transitions. [2018-11-18 12:43:11,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 537 [2018-11-18 12:43:11,784 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:43:11,784 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:43:11,784 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:43:11,784 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:43:11,785 INFO L82 PathProgramCache]: Analyzing trace with hash -1312185917, now seen corresponding path program 1 times [2018-11-18 12:43:11,785 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:43:11,785 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:43:11,785 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:43:11,785 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:43:11,786 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:43:11,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:43:12,126 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 371 proven. 2 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-11-18 12:43:12,126 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 12:43:12,126 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 12:43:12,126 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 537 with the following transitions: [2018-11-18 12:43:12,127 INFO L202 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [493], [495], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [691], [692], [696], [707], [711], [714], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1561], [1635], [1639], [1643], [1649], [1653], [1655], [1662], [1663], [1664], [1666], [1667] [2018-11-18 12:43:12,130 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 12:43:12,131 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 12:43:12,783 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 12:43:12,783 INFO L272 AbstractInterpreter]: Visited 285 different actions 1417 times. Merged at 8 different actions 39 times. Widened at 1 different actions 1 times. Performed 19960 root evaluator evaluations with a maximum evaluation depth of 16. Performed 19960 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 8 fixpoints after 3 different actions. Largest state had 24 variables. [2018-11-18 12:43:12,788 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:43:12,788 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 12:43:12,788 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 12:43:12,789 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_68807e20-8dcb-4fc8-a6f4-eb1bf9723923/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 12:43:12,795 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:43:12,795 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 12:43:12,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:43:12,871 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:43:13,500 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 316 proven. 41 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-11-18 12:43:13,500 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 12:43:14,003 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 184 proven. 277 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 12:43:14,019 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 12:43:14,019 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8, 9] total 17 [2018-11-18 12:43:14,019 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 12:43:14,020 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-18 12:43:14,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-18 12:43:14,020 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2018-11-18 12:43:14,020 INFO L87 Difference]: Start difference. First operand 10980 states and 13855 transitions. Second operand 12 states. [2018-11-18 12:43:29,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:43:29,089 INFO L93 Difference]: Finished difference Result 35522 states and 50748 transitions. [2018-11-18 12:43:29,089 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2018-11-18 12:43:29,089 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 536 [2018-11-18 12:43:29,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:43:29,153 INFO L225 Difference]: With dead ends: 35522 [2018-11-18 12:43:29,153 INFO L226 Difference]: Without dead ends: 24382 [2018-11-18 12:43:29,196 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1229 GetRequests, 1133 SyntacticMatches, 1 SemanticMatches, 95 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3183 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=1745, Invalid=7567, Unknown=0, NotChecked=0, Total=9312 [2018-11-18 12:43:29,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24382 states. [2018-11-18 12:43:29,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24382 to 21916. [2018-11-18 12:43:29,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21916 states. [2018-11-18 12:43:29,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21916 states to 21916 states and 28259 transitions. [2018-11-18 12:43:29,572 INFO L78 Accepts]: Start accepts. Automaton has 21916 states and 28259 transitions. Word has length 536 [2018-11-18 12:43:29,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:43:29,573 INFO L480 AbstractCegarLoop]: Abstraction has 21916 states and 28259 transitions. [2018-11-18 12:43:29,573 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-18 12:43:29,573 INFO L276 IsEmpty]: Start isEmpty. Operand 21916 states and 28259 transitions. [2018-11-18 12:43:29,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 545 [2018-11-18 12:43:29,600 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:43:29,601 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:43:29,601 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:43:29,601 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:43:29,601 INFO L82 PathProgramCache]: Analyzing trace with hash -1862526652, now seen corresponding path program 1 times [2018-11-18 12:43:29,601 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:43:29,602 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:43:29,602 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:43:29,602 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:43:29,602 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:43:29,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:43:29,945 INFO L134 CoverageAnalysis]: Checked inductivity of 768 backedges. 514 proven. 2 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2018-11-18 12:43:29,946 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 12:43:29,946 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 12:43:29,946 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 545 with the following transitions: [2018-11-18 12:43:29,946 INFO L202 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [493], [495], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [617], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [691], [692], [696], [707], [711], [715], [718], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1209], [1635], [1639], [1643], [1649], [1653], [1655], [1662], [1663], [1664], [1666], [1667] [2018-11-18 12:43:29,951 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 12:43:29,952 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 12:43:30,485 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 12:43:30,485 INFO L272 AbstractInterpreter]: Visited 212 different actions 1051 times. Merged at 9 different actions 38 times. Widened at 1 different actions 1 times. Performed 14106 root evaluator evaluations with a maximum evaluation depth of 15. Performed 14106 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 8 fixpoints after 3 different actions. Largest state had 24 variables. [2018-11-18 12:43:30,486 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:43:30,486 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 12:43:30,486 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 12:43:30,486 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_68807e20-8dcb-4fc8-a6f4-eb1bf9723923/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 12:43:30,492 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:43:30,492 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 12:43:30,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:43:30,563 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:43:30,676 INFO L134 CoverageAnalysis]: Checked inductivity of 768 backedges. 514 proven. 2 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2018-11-18 12:43:30,676 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 12:43:30,829 INFO L134 CoverageAnalysis]: Checked inductivity of 768 backedges. 514 proven. 2 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2018-11-18 12:43:30,845 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 12:43:30,845 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-11-18 12:43:30,845 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 12:43:30,845 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 12:43:30,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 12:43:30,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-11-18 12:43:30,846 INFO L87 Difference]: Start difference. First operand 21916 states and 28259 transitions. Second operand 9 states. [2018-11-18 12:43:34,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:43:34,037 INFO L93 Difference]: Finished difference Result 46435 states and 67358 transitions. [2018-11-18 12:43:34,038 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-18 12:43:34,038 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 544 [2018-11-18 12:43:34,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:43:34,115 INFO L225 Difference]: With dead ends: 46435 [2018-11-18 12:43:34,115 INFO L226 Difference]: Without dead ends: 28224 [2018-11-18 12:43:34,166 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1107 GetRequests, 1090 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=92, Invalid=180, Unknown=0, NotChecked=0, Total=272 [2018-11-18 12:43:34,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28224 states. [2018-11-18 12:43:34,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28224 to 27821. [2018-11-18 12:43:34,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27821 states. [2018-11-18 12:43:34,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27821 states to 27821 states and 37527 transitions. [2018-11-18 12:43:34,715 INFO L78 Accepts]: Start accepts. Automaton has 27821 states and 37527 transitions. Word has length 544 [2018-11-18 12:43:34,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:43:34,715 INFO L480 AbstractCegarLoop]: Abstraction has 27821 states and 37527 transitions. [2018-11-18 12:43:34,715 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 12:43:34,715 INFO L276 IsEmpty]: Start isEmpty. Operand 27821 states and 37527 transitions. [2018-11-18 12:43:34,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 574 [2018-11-18 12:43:34,735 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:43:34,735 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:43:34,735 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:43:34,736 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:43:34,736 INFO L82 PathProgramCache]: Analyzing trace with hash 183876794, now seen corresponding path program 1 times [2018-11-18 12:43:34,736 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:43:34,736 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:43:34,736 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:43:34,737 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:43:34,737 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:43:34,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:43:35,238 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 176 proven. 207 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-18 12:43:35,238 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 12:43:35,239 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 12:43:35,239 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 574 with the following transitions: [2018-11-18 12:43:35,239 INFO L202 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [493], [495], [498], [506], [514], [522], [530], [538], [546], [554], [562], [566], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [974], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1562], [1566], [1570], [1581], [1585], [1589], [1593], [1597], [1601], [1612], [1616], [1620], [1623], [1635], [1639], [1643], [1649], [1653], [1655], [1662], [1663], [1664], [1666], [1667] [2018-11-18 12:43:35,242 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 12:43:35,242 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 12:43:35,693 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 12:43:35,693 INFO L272 AbstractInterpreter]: Visited 297 different actions 882 times. Merged at 7 different actions 15 times. Never widened. Performed 11897 root evaluator evaluations with a maximum evaluation depth of 15. Performed 11897 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 3 fixpoints after 2 different actions. Largest state had 24 variables. [2018-11-18 12:43:35,694 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:43:35,694 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 12:43:35,695 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 12:43:35,695 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_68807e20-8dcb-4fc8-a6f4-eb1bf9723923/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 12:43:35,701 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:43:35,701 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 12:43:35,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:43:35,788 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:43:36,010 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 176 proven. 4 refuted. 0 times theorem prover too weak. 285 trivial. 0 not checked. [2018-11-18 12:43:36,010 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 12:43:36,607 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 285 trivial. 0 not checked. [2018-11-18 12:43:36,623 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-11-18 12:43:36,623 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [6, 5] total 9 [2018-11-18 12:43:36,623 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 12:43:36,623 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 12:43:36,623 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 12:43:36,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2018-11-18 12:43:36,624 INFO L87 Difference]: Start difference. First operand 27821 states and 37527 transitions. Second operand 5 states. [2018-11-18 12:43:38,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:43:38,351 INFO L93 Difference]: Finished difference Result 57915 states and 85214 transitions. [2018-11-18 12:43:38,351 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 12:43:38,352 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 573 [2018-11-18 12:43:38,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:43:38,454 INFO L225 Difference]: With dead ends: 57915 [2018-11-18 12:43:38,454 INFO L226 Difference]: Without dead ends: 35043 [2018-11-18 12:43:38,514 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1157 GetRequests, 1145 SyntacticMatches, 4 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2018-11-18 12:43:38,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35043 states. [2018-11-18 12:43:38,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35043 to 35002. [2018-11-18 12:43:38,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35002 states. [2018-11-18 12:43:38,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35002 states to 35002 states and 44250 transitions. [2018-11-18 12:43:38,985 INFO L78 Accepts]: Start accepts. Automaton has 35002 states and 44250 transitions. Word has length 573 [2018-11-18 12:43:38,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:43:38,985 INFO L480 AbstractCegarLoop]: Abstraction has 35002 states and 44250 transitions. [2018-11-18 12:43:38,985 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 12:43:38,986 INFO L276 IsEmpty]: Start isEmpty. Operand 35002 states and 44250 transitions. [2018-11-18 12:43:39,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 596 [2018-11-18 12:43:39,012 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:43:39,012 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:43:39,012 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:43:39,013 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:43:39,013 INFO L82 PathProgramCache]: Analyzing trace with hash -1722079261, now seen corresponding path program 1 times [2018-11-18 12:43:39,013 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:43:39,013 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:43:39,014 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:43:39,014 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:43:39,014 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:43:39,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:43:39,974 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked. [2018-11-18 12:43:39,974 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:43:39,974 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 12:43:39,974 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 12:43:39,975 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 12:43:39,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 12:43:39,975 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 12:43:39,975 INFO L87 Difference]: Start difference. First operand 35002 states and 44250 transitions. Second operand 4 states. [2018-11-18 12:43:42,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:43:42,452 INFO L93 Difference]: Finished difference Result 100024 states and 130995 transitions. [2018-11-18 12:43:42,452 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 12:43:42,452 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 595 [2018-11-18 12:43:42,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:43:42,528 INFO L225 Difference]: With dead ends: 100024 [2018-11-18 12:43:42,528 INFO L226 Difference]: Without dead ends: 32106 [2018-11-18 12:43:42,763 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 12:43:42,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32106 states. [2018-11-18 12:43:43,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32106 to 31789. [2018-11-18 12:43:43,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31789 states. [2018-11-18 12:43:43,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31789 states to 31789 states and 36279 transitions. [2018-11-18 12:43:43,126 INFO L78 Accepts]: Start accepts. Automaton has 31789 states and 36279 transitions. Word has length 595 [2018-11-18 12:43:43,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:43:43,126 INFO L480 AbstractCegarLoop]: Abstraction has 31789 states and 36279 transitions. [2018-11-18 12:43:43,126 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 12:43:43,127 INFO L276 IsEmpty]: Start isEmpty. Operand 31789 states and 36279 transitions. [2018-11-18 12:43:43,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1100 [2018-11-18 12:43:43,227 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:43:43,227 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:43:43,227 INFO L423 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:43:43,228 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:43:43,228 INFO L82 PathProgramCache]: Analyzing trace with hash -921603198, now seen corresponding path program 1 times [2018-11-18 12:43:43,228 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:43:43,228 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:43:43,228 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:43:43,229 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:43:43,229 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:43:43,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:43:43,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2043 backedges. 1258 proven. 168 refuted. 0 times theorem prover too weak. 617 trivial. 0 not checked. [2018-11-18 12:43:43,968 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 12:43:43,968 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 12:43:43,968 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1100 with the following transitions: [2018-11-18 12:43:43,969 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [29], [33], [37], [41], [44], [47], [51], [73], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [493], [495], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [613], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [660], [663], [667], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [762], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [994], [999], [1001], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1562], [1566], [1570], [1581], [1585], [1589], [1593], [1597], [1601], [1612], [1616], [1620], [1623], [1624], [1628], [1632], [1634], [1635], [1639], [1643], [1649], [1653], [1655], [1660], [1661], [1662], [1663], [1664], [1666], [1667] [2018-11-18 12:43:43,972 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 12:43:43,972 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 12:43:46,856 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 12:43:46,856 INFO L272 AbstractInterpreter]: Visited 322 different actions 942 times. Merged at 9 different actions 18 times. Never widened. Performed 12871 root evaluator evaluations with a maximum evaluation depth of 20. Performed 12871 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 7 fixpoints after 5 different actions. Largest state had 24 variables. [2018-11-18 12:43:46,857 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:43:46,857 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 12:43:46,857 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 12:43:46,857 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_68807e20-8dcb-4fc8-a6f4-eb1bf9723923/bin-2019/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 12:43:46,864 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:43:46,864 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 12:43:47,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:43:47,010 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:43:47,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2043 backedges. 363 proven. 0 refuted. 0 times theorem prover too weak. 1680 trivial. 0 not checked. [2018-11-18 12:43:47,334 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 12:43:47,772 INFO L134 CoverageAnalysis]: Checked inductivity of 2043 backedges. 363 proven. 0 refuted. 0 times theorem prover too weak. 1680 trivial. 0 not checked. [2018-11-18 12:43:47,788 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-18 12:43:47,788 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [4] total 4 [2018-11-18 12:43:47,788 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 12:43:47,789 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 12:43:47,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 12:43:47,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 12:43:47,789 INFO L87 Difference]: Start difference. First operand 31789 states and 36279 transitions. Second operand 3 states. [2018-11-18 12:43:48,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:43:48,740 INFO L93 Difference]: Finished difference Result 61587 states and 71266 transitions. [2018-11-18 12:43:48,740 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 12:43:48,740 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1099 [2018-11-18 12:43:48,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:43:48,742 INFO L225 Difference]: With dead ends: 61587 [2018-11-18 12:43:48,742 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 12:43:48,819 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2210 GetRequests, 2204 SyntacticMatches, 4 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 12:43:48,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 12:43:48,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 12:43:48,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 12:43:48,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 12:43:48,820 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1099 [2018-11-18 12:43:48,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:43:48,820 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 12:43:48,820 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 12:43:48,821 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 12:43:48,821 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 12:43:48,823 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 12:43:49,212 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,213 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,213 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,215 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,217 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,232 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,267 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,299 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,304 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,307 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,309 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,315 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,321 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,322 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,329 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,331 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,337 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,341 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,369 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,372 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 129 [2018-11-18 12:43:49,397 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,397 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,398 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,399 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,399 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,449 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,460 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,464 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,466 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,468 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,474 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,479 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,487 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,489 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,494 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,523 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,525 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 450 DAG size of output: 121 [2018-11-18 12:43:49,527 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,528 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,553 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,553 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,560 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,574 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,574 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,635 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,635 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,657 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,665 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,666 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,678 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,689 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,732 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,740 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,767 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,817 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,822 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,830 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,831 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,832 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,869 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,869 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,917 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,918 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,919 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:49,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:50,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:50,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:50,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:50,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:50,026 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:50,026 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:50,050 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:50,051 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:50,054 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:50,068 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:50,069 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:50,083 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:50,084 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:50,086 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:50,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:50,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:50,167 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:50,197 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:50,204 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:50,258 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:50,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:50,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:50,292 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:50,327 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:50,328 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:50,337 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:50,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:50,350 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:50,351 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:50,361 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:43:52,207 WARN L180 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 479 DAG size of output: 133 [2018-11-18 12:43:53,697 WARN L180 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 426 DAG size of output: 127 [2018-11-18 12:43:53,842 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 53 [2018-11-18 12:43:53,962 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 53 [2018-11-18 12:43:56,203 WARN L180 SmtUtils]: Spent 2.22 s on a formula simplification. DAG size of input: 477 DAG size of output: 140 [2018-11-18 12:43:56,206 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 12:43:56,206 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a2~0)| ~a2~0) (= ~a29~0 |old(~a29~0)|) (or (<= (+ ~a4~0 86) 0) (<= 0 (+ |old(~a4~0)| 85)))) [2018-11-18 12:43:56,206 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 12:43:56,206 INFO L425 ceAbstractionStarter]: For program point calculate_output2EXIT(lines 1658 1758) no Hoare annotation was computed. [2018-11-18 12:43:56,206 INFO L425 ceAbstractionStarter]: For program point L1749(lines 1749 1756) no Hoare annotation was computed. [2018-11-18 12:43:56,206 INFO L425 ceAbstractionStarter]: For program point L1729(lines 1729 1756) no Hoare annotation was computed. [2018-11-18 12:43:56,207 INFO L421 ceAbstractionStarter]: At program point calculate_output2ENTRY(lines 1658 1758) the Hoare annotation is: (let ((.cse18 (< (+ |old(~a0~0)| 60) 0)) (.cse7 (<= (+ |old(~a29~0)| 144) 0)) (.cse27 (+ ~a4~0 85)) (.cse28 (+ |old(~a4~0)| 85)) (.cse21 (= (+ ~a0~0 44) 0)) (.cse6 (= (+ ~a4~0 89) 0)) (.cse14 (= ~a29~0 |old(~a29~0)|)) (.cse24 (= 2 ~a2~0))) (let ((.cse5 (+ |old(~a29~0)| 127)) (.cse12 (= |old(~a2~0)| ~a2~0)) (.cse16 (< 0 (+ |old(~a0~0)| 147))) (.cse17 (<= (+ ~a0~0 147) 0)) (.cse20 (and .cse14 .cse24)) (.cse3 (not (= 0 (+ |old(~a4~0)| 89)))) (.cse22 (not (= 0 (+ |old(~a0~0)| 44)))) (.cse23 (and .cse21 .cse6)) (.cse8 (not (= 2 |old(~a2~0)|))) (.cse9 (<= 0 .cse28)) (.cse2 (< 0 (+ |old(~a0~0)| 98))) (.cse0 (<= (+ ~a0~0 98) 0)) (.cse10 (< .cse27 0)) (.cse4 (not (= 1 |old(~a2~0)|))) (.cse11 (< .cse28 0)) (.cse13 (<= 0 .cse27)) (.cse25 (= 1 ~a2~0)) (.cse26 (or .cse18 .cse7)) (.cse1 (< |old(~a2~0)| 3)) (.cse19 (<= 0 (+ ~a0~0 60))) (.cse15 (< 4 |old(~a2~0)|))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 (< 0 .cse5) .cse6) (or .cse7 .cse8 .cse9 .cse10) (or .cse11 .cse1 .cse2 (and .cse12 .cse13 .cse14)) (or (and .cse12 .cse14 (or (<= (+ ~a4~0 86) 0) .cse9)) .cse7 .cse1) (or .cse10 .cse1 .cse9 .cse15) (or .cse11 .cse13 .cse7 .cse1) (or .cse16 .cse17 .cse8) (or (or (or .cse18 (not (= 4 |old(~a2~0)|))) .cse9) .cse19) (or .cse20 .cse7 .cse8) (or .cse3 .cse4 (not (= 0 .cse5)) .cse21 .cse22) (or (and .cse12 .cse14) .cse1 .cse15) (or .cse13 .cse11 .cse8) (or .cse7 .cse8 .cse2 .cse0) (or .cse18 .cse4 .cse19 .cse9) (or .cse16 (or .cse4 .cse7) .cse17) (or .cse23 (or (or .cse3 .cse22) .cse8)) (or (and .cse19 .cse14 .cse10 .cse24) .cse9 (or .cse18 .cse8)) (or (and .cse12 .cse14 .cse10) .cse1 .cse9 .cse2) (or .cse4 .cse16 .cse17 .cse9) (or .cse16 .cse17 .cse1) (or .cse11 .cse8 .cse20) (or (or .cse3 .cse7 .cse22) .cse23 .cse1) (or .cse4 (and .cse14 .cse10 .cse25) .cse9) (or .cse4 .cse0 .cse2) (or .cse18 .cse4 (< 0 (+ |old(~a29~0)| 401505)) .cse19) (or .cse26 .cse19 .cse1 .cse9) (or .cse8 .cse9 .cse2 (and .cse0 .cse14 .cse10 .cse24)) (or .cse4 .cse11 (and .cse13 .cse14 .cse25)) (or .cse26 .cse1 .cse19 .cse15)))) [2018-11-18 12:43:56,207 INFO L425 ceAbstractionStarter]: For program point L1742(lines 1742 1756) no Hoare annotation was computed. [2018-11-18 12:43:56,207 INFO L425 ceAbstractionStarter]: For program point L1709(lines 1709 1756) no Hoare annotation was computed. [2018-11-18 12:43:56,207 INFO L425 ceAbstractionStarter]: For program point L1672(lines 1672 1756) no Hoare annotation was computed. [2018-11-18 12:43:56,207 INFO L425 ceAbstractionStarter]: For program point L1701(lines 1701 1756) no Hoare annotation was computed. [2018-11-18 12:43:56,207 INFO L425 ceAbstractionStarter]: For program point L1668(lines 1668 1756) no Hoare annotation was computed. [2018-11-18 12:43:56,207 INFO L425 ceAbstractionStarter]: For program point L1722(lines 1722 1756) no Hoare annotation was computed. [2018-11-18 12:43:56,207 INFO L425 ceAbstractionStarter]: For program point L1685(lines 1685 1756) no Hoare annotation was computed. [2018-11-18 12:43:56,207 INFO L425 ceAbstractionStarter]: For program point L1710(lines 1710 1721) no Hoare annotation was computed. [2018-11-18 12:43:56,207 INFO L425 ceAbstractionStarter]: For program point L1710-2(lines 1710 1721) no Hoare annotation was computed. [2018-11-18 12:43:56,207 INFO L425 ceAbstractionStarter]: For program point calculate_output2FINAL(lines 1658 1758) no Hoare annotation was computed. [2018-11-18 12:43:56,207 INFO L425 ceAbstractionStarter]: For program point L1706(lines 1706 1756) no Hoare annotation was computed. [2018-11-18 12:43:56,207 INFO L425 ceAbstractionStarter]: For program point L1735(lines 1735 1756) no Hoare annotation was computed. [2018-11-18 12:43:56,207 INFO L425 ceAbstractionStarter]: For program point L1694(lines 1694 1756) no Hoare annotation was computed. [2018-11-18 12:43:56,208 INFO L425 ceAbstractionStarter]: For program point L1661(lines 1661 1756) no Hoare annotation was computed. [2018-11-18 12:43:56,208 INFO L425 ceAbstractionStarter]: For program point L1686(lines 1686 1693) no Hoare annotation was computed. [2018-11-18 12:43:56,208 INFO L425 ceAbstractionStarter]: For program point L1686-2(lines 1686 1693) no Hoare annotation was computed. [2018-11-18 12:43:56,208 INFO L425 ceAbstractionStarter]: For program point L1678(lines 1678 1756) no Hoare annotation was computed. [2018-11-18 12:43:56,208 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,208 INFO L425 ceAbstractionStarter]: For program point L168-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,208 INFO L425 ceAbstractionStarter]: For program point L102-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,208 INFO L425 ceAbstractionStarter]: For program point L36-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,208 INFO L425 ceAbstractionStarter]: For program point L895(lines 895 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,208 INFO L425 ceAbstractionStarter]: For program point L829(lines 829 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,208 INFO L425 ceAbstractionStarter]: For program point L433(lines 433 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,208 INFO L425 ceAbstractionStarter]: For program point L367(lines 367 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,208 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-18 12:43:56,208 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-18 12:43:56,208 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-18 12:43:56,208 INFO L425 ceAbstractionStarter]: For program point L830(lines 830 839) no Hoare annotation was computed. [2018-11-18 12:43:56,209 INFO L425 ceAbstractionStarter]: For program point L830-2(lines 830 839) no Hoare annotation was computed. [2018-11-18 12:43:56,209 INFO L425 ceAbstractionStarter]: For program point L1623(lines 1623 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,209 INFO L425 ceAbstractionStarter]: For program point L1359(lines 1359 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,209 INFO L425 ceAbstractionStarter]: For program point L171-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,209 INFO L425 ceAbstractionStarter]: For program point L1162(lines 1162 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,209 INFO L425 ceAbstractionStarter]: For program point L105-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,209 INFO L425 ceAbstractionStarter]: For program point L39-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,209 INFO L425 ceAbstractionStarter]: For program point L1030(lines 1030 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,209 INFO L425 ceAbstractionStarter]: For program point L634(lines 634 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,209 INFO L425 ceAbstractionStarter]: For program point L1559(lines 1559 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,209 INFO L425 ceAbstractionStarter]: For program point L502(lines 502 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,209 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-18 12:43:56,209 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-18 12:43:56,209 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-18 12:43:56,210 INFO L425 ceAbstractionStarter]: For program point L569(lines 569 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,210 INFO L425 ceAbstractionStarter]: For program point L1494(lines 1494 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,210 INFO L425 ceAbstractionStarter]: For program point L1098(lines 1098 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,210 INFO L425 ceAbstractionStarter]: For program point L966(lines 966 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,210 INFO L425 ceAbstractionStarter]: For program point L768(lines 768 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,210 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,210 INFO L425 ceAbstractionStarter]: For program point L1231(lines 1231 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,210 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,210 INFO L425 ceAbstractionStarter]: For program point L108-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,210 INFO L425 ceAbstractionStarter]: For program point L1099(lines 1099 1107) no Hoare annotation was computed. [2018-11-18 12:43:56,210 INFO L425 ceAbstractionStarter]: For program point L42-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,210 INFO L425 ceAbstractionStarter]: For program point L1099-2(lines 1099 1107) no Hoare annotation was computed. [2018-11-18 12:43:56,210 INFO L425 ceAbstractionStarter]: For program point L901(lines 901 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,210 INFO L425 ceAbstractionStarter]: For program point L439(lines 439 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,210 INFO L425 ceAbstractionStarter]: For program point L373(lines 373 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,211 INFO L425 ceAbstractionStarter]: For program point L307(lines 307 319) no Hoare annotation was computed. [2018-11-18 12:43:56,211 INFO L425 ceAbstractionStarter]: For program point L241(lines 241 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,211 INFO L425 ceAbstractionStarter]: For program point L307-2(lines 307 319) no Hoare annotation was computed. [2018-11-18 12:43:56,211 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-18 12:43:56,211 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-18 12:43:56,211 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-18 12:43:56,211 INFO L425 ceAbstractionStarter]: For program point L1629(lines 1629 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,211 INFO L425 ceAbstractionStarter]: For program point L1431(lines 1431 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,211 INFO L425 ceAbstractionStarter]: For program point L1365(lines 1365 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,211 INFO L425 ceAbstractionStarter]: For program point L1035(lines 1035 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,211 INFO L425 ceAbstractionStarter]: For program point L507(lines 507 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,211 INFO L425 ceAbstractionStarter]: For program point L1300(lines 1300 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,211 INFO L425 ceAbstractionStarter]: For program point L177-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,211 INFO L425 ceAbstractionStarter]: For program point L1168(lines 1168 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,211 INFO L425 ceAbstractionStarter]: For program point L111-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,212 INFO L425 ceAbstractionStarter]: For program point L45-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,212 INFO L425 ceAbstractionStarter]: For program point L574(lines 574 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,212 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-18 12:43:56,212 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-18 12:43:56,212 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-18 12:43:56,212 INFO L425 ceAbstractionStarter]: For program point L707(lines 707 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,212 INFO L425 ceAbstractionStarter]: For program point L641(lines 641 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,212 INFO L425 ceAbstractionStarter]: For program point L575(lines 575 586) no Hoare annotation was computed. [2018-11-18 12:43:56,212 INFO L425 ceAbstractionStarter]: For program point L1566(lines 1566 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,212 INFO L425 ceAbstractionStarter]: For program point L575-2(lines 575 586) no Hoare annotation was computed. [2018-11-18 12:43:56,212 INFO L425 ceAbstractionStarter]: For program point L1038(lines 1038 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,212 INFO L425 ceAbstractionStarter]: For program point L840(lines 840 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,212 INFO L425 ceAbstractionStarter]: For program point L774(lines 774 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,212 INFO L425 ceAbstractionStarter]: For program point L642(lines 642 651) no Hoare annotation was computed. [2018-11-18 12:43:56,212 INFO L425 ceAbstractionStarter]: For program point L642-2(lines 642 651) no Hoare annotation was computed. [2018-11-18 12:43:56,212 INFO L425 ceAbstractionStarter]: For program point L1501(lines 1501 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,213 INFO L425 ceAbstractionStarter]: For program point L1237(lines 1237 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,213 INFO L425 ceAbstractionStarter]: For program point L180-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,213 INFO L425 ceAbstractionStarter]: For program point L114-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,213 INFO L425 ceAbstractionStarter]: For program point L48-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,213 INFO L425 ceAbstractionStarter]: For program point L973(lines 973 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,213 INFO L425 ceAbstractionStarter]: For program point L907(lines 907 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,213 INFO L425 ceAbstractionStarter]: For program point L445(lines 445 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,213 INFO L425 ceAbstractionStarter]: For program point L247(lines 247 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,213 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-18 12:43:56,213 INFO L425 ceAbstractionStarter]: For program point L1172(lines 1172 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,213 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-18 12:43:56,213 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-18 12:43:56,213 INFO L425 ceAbstractionStarter]: For program point L1635(lines 1635 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,213 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,213 INFO L425 ceAbstractionStarter]: For program point L1371(lines 1371 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,214 INFO L425 ceAbstractionStarter]: For program point L1570(lines 1570 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,214 INFO L425 ceAbstractionStarter]: For program point L1438(lines 1438 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,214 INFO L425 ceAbstractionStarter]: For program point L1306(lines 1306 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,214 INFO L425 ceAbstractionStarter]: For program point L183-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,214 INFO L425 ceAbstractionStarter]: For program point L117-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,214 INFO L425 ceAbstractionStarter]: For program point L1108(lines 1108 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,214 INFO L425 ceAbstractionStarter]: For program point L51-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,214 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,214 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,214 INFO L425 ceAbstractionStarter]: For program point L1571(lines 1571 1581) no Hoare annotation was computed. [2018-11-18 12:43:56,214 INFO L425 ceAbstractionStarter]: For program point L514(lines 514 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,214 INFO L425 ceAbstractionStarter]: For program point L1571-2(lines 1571 1581) no Hoare annotation was computed. [2018-11-18 12:43:56,214 INFO L425 ceAbstractionStarter]: For program point L1439(lines 1439 1448) no Hoare annotation was computed. [2018-11-18 12:43:56,214 INFO L425 ceAbstractionStarter]: For program point L1439-2(lines 1439 1448) no Hoare annotation was computed. [2018-11-18 12:43:56,214 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-18 12:43:56,215 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-18 12:43:56,215 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-18 12:43:56,215 INFO L425 ceAbstractionStarter]: For program point L845(lines 845 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,215 INFO L425 ceAbstractionStarter]: For program point L779(lines 779 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,215 INFO L425 ceAbstractionStarter]: For program point L449(lines 449 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,215 INFO L425 ceAbstractionStarter]: For program point L1044(lines 1044 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,215 INFO L425 ceAbstractionStarter]: For program point L912(lines 912 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,215 INFO L425 ceAbstractionStarter]: For program point L384(lines 384 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,215 INFO L425 ceAbstractionStarter]: For program point L1243(lines 1243 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,215 INFO L425 ceAbstractionStarter]: For program point L186-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,215 INFO L425 ceAbstractionStarter]: For program point L120-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,215 INFO L425 ceAbstractionStarter]: For program point L54-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,215 INFO L425 ceAbstractionStarter]: For program point L979(lines 979 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,215 INFO L425 ceAbstractionStarter]: For program point L1640(lines 1640 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,215 INFO L425 ceAbstractionStarter]: For program point L1508(lines 1508 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,216 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,216 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-18 12:43:56,216 INFO L425 ceAbstractionStarter]: For program point L1178(lines 1178 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,216 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-18 12:43:56,216 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-18 12:43:56,216 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 181) no Hoare annotation was computed. [2018-11-18 12:43:56,216 INFO L425 ceAbstractionStarter]: For program point L320(lines 320 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,216 INFO L425 ceAbstractionStarter]: For program point L1378(lines 1378 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,216 INFO L425 ceAbstractionStarter]: For program point L189-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,216 INFO L425 ceAbstractionStarter]: For program point L123-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,216 INFO L425 ceAbstractionStarter]: For program point L57-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,216 INFO L425 ceAbstractionStarter]: For program point L718(lines 718 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,216 INFO L425 ceAbstractionStarter]: For program point L652(lines 652 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,216 INFO L425 ceAbstractionStarter]: For program point L520(lines 520 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,217 INFO L425 ceAbstractionStarter]: For program point L1511(lines 1511 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,217 INFO L425 ceAbstractionStarter]: For program point L1313(lines 1313 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,217 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-18 12:43:56,217 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-18 12:43:56,217 INFO L425 ceAbstractionStarter]: For program point L1115(lines 1115 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,217 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-18 12:43:56,217 INFO L425 ceAbstractionStarter]: For program point L1049(lines 1049 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,217 INFO L425 ceAbstractionStarter]: For program point L851(lines 851 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,217 INFO L425 ceAbstractionStarter]: For program point L587(lines 587 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,217 INFO L425 ceAbstractionStarter]: For program point L521(lines 521 528) no Hoare annotation was computed. [2018-11-18 12:43:56,217 INFO L425 ceAbstractionStarter]: For program point L521-2(lines 521 528) no Hoare annotation was computed. [2018-11-18 12:43:56,217 INFO L425 ceAbstractionStarter]: For program point L1050(lines 1050 1061) no Hoare annotation was computed. [2018-11-18 12:43:56,217 INFO L425 ceAbstractionStarter]: For program point L1050-2(lines 1050 1061) no Hoare annotation was computed. [2018-11-18 12:43:56,217 INFO L425 ceAbstractionStarter]: For program point L786(lines 786 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,218 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 23 1656) the Hoare annotation is: (let ((.cse29 (+ |old(~a4~0)| 85))) (let ((.cse20 (< (+ |old(~a0~0)| 60) 0)) (.cse3 (<= (+ |old(~a29~0)| 144) 0)) (.cse10 (= ~a29~0 |old(~a29~0)|)) (.cse25 (= 2 ~a2~0)) (.cse26 (= (+ ~a0~0 44) 0)) (.cse13 (= (+ ~a4~0 89) 0)) (.cse28 (+ ~a4~0 85)) (.cse5 (<= 0 .cse29))) (let ((.cse16 (or (<= (+ ~a4~0 86) 0) .cse5)) (.cse9 (<= 0 .cse28)) (.cse23 (and .cse26 .cse13)) (.cse8 (= |old(~a2~0)| ~a2~0)) (.cse18 (< 0 (+ |old(~a0~0)| 147))) (.cse19 (<= (+ ~a0~0 147) 0)) (.cse7 (< .cse29 0)) (.cse22 (and .cse10 .cse25)) (.cse11 (not (= 0 (+ |old(~a4~0)| 89)))) (.cse14 (+ |old(~a29~0)| 127)) (.cse15 (= |calculate_output_#in~input| 0)) (.cse24 (not (= 0 (+ |old(~a0~0)| 44)))) (.cse12 (not (= 1 |old(~a2~0)|))) (.cse4 (not (= 2 |old(~a2~0)|))) (.cse2 (< 0 (+ |old(~a0~0)| 98))) (.cse0 (<= (+ ~a0~0 98) 0)) (.cse6 (< .cse28 0)) (.cse27 (or .cse20 .cse3)) (.cse1 (< |old(~a2~0)| 3)) (.cse21 (<= 0 (+ ~a0~0 60))) (.cse17 (< 4 |old(~a2~0)|))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse6) (or .cse7 .cse1 .cse2 (and .cse8 .cse9 .cse10)) (or .cse11 .cse12 .cse13 (< 0 .cse14) .cse15) (or (and .cse8 .cse10 .cse16) .cse3 .cse1) (or .cse6 .cse1 .cse5 .cse17) (or .cse12 (and .cse10 (= 1 ~a2~0) .cse16)) (or .cse7 .cse9 .cse3 .cse1) (or .cse18 .cse19 .cse4) (or (or (or .cse20 (not (= 4 |old(~a2~0)|))) .cse5) .cse21) (or .cse12 .cse18 .cse3 .cse19) (or .cse22 .cse3 .cse4) (or .cse23 (or .cse11 .cse3) .cse1 .cse15 .cse24) (or .cse12 .cse7 .cse9) (or (and .cse8 .cse10) .cse1 .cse17) (or .cse9 .cse7 .cse4) (or .cse3 .cse4 .cse2 .cse0) (or .cse20 .cse12 .cse21 .cse5) (or (or .cse11 .cse15 .cse24 .cse4) .cse23) (or (and .cse21 .cse10 .cse6 .cse25) .cse5 (or .cse20 .cse4)) (or .cse12 .cse18 .cse19 .cse5) (or (and .cse8 .cse10 .cse6) .cse1 .cse5 .cse2) (or .cse18 .cse19 .cse1) (or .cse7 .cse4 .cse22) (or .cse26 .cse11 .cse12 (not (= 0 .cse14)) .cse15 .cse24) (or .cse12 .cse0 .cse2) (or .cse27 .cse21 .cse1 .cse5) (or .cse4 .cse5 .cse2 (and .cse0 .cse10 .cse6 .cse25)) (or .cse27 .cse1 .cse21 .cse17))))) [2018-11-18 12:43:56,218 INFO L425 ceAbstractionStarter]: For program point L456(lines 456 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,218 INFO L425 ceAbstractionStarter]: For program point L390(lines 390 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,218 INFO L425 ceAbstractionStarter]: For program point L1249(lines 1249 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,218 INFO L425 ceAbstractionStarter]: For program point L192-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,218 INFO L425 ceAbstractionStarter]: For program point L126-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,218 INFO L425 ceAbstractionStarter]: For program point L60-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,218 INFO L425 ceAbstractionStarter]: For program point L985(lines 985 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,218 INFO L425 ceAbstractionStarter]: For program point L919(lines 919 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,219 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 402) no Hoare annotation was computed. [2018-11-18 12:43:56,219 INFO L425 ceAbstractionStarter]: For program point L391-2(lines 391 402) no Hoare annotation was computed. [2018-11-18 12:43:56,219 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-18 12:43:56,219 INFO L425 ceAbstractionStarter]: For program point L1184(lines 1184 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,219 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-18 12:43:56,219 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-18 12:43:56,219 INFO L425 ceAbstractionStarter]: For program point L1647(lines 1647 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,219 INFO L425 ceAbstractionStarter]: For program point L1449(lines 1449 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,219 INFO L425 ceAbstractionStarter]: For program point L1317(lines 1317 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,219 INFO L425 ceAbstractionStarter]: For program point L260(lines 260 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,219 INFO L425 ceAbstractionStarter]: For program point L855(lines 855 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,219 INFO L425 ceAbstractionStarter]: For program point L657(lines 657 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,219 INFO L425 ceAbstractionStarter]: For program point L1582(lines 1582 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,219 INFO L425 ceAbstractionStarter]: For program point L1516(lines 1516 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,219 INFO L425 ceAbstractionStarter]: For program point L327(lines 327 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,219 INFO L425 ceAbstractionStarter]: For program point L195-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,220 INFO L425 ceAbstractionStarter]: For program point L129-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,220 INFO L425 ceAbstractionStarter]: For program point L63-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,220 INFO L425 ceAbstractionStarter]: For program point L1385(lines 1385 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,220 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-18 12:43:56,220 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-18 12:43:56,220 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-18 12:43:56,220 INFO L425 ceAbstractionStarter]: For program point L725(lines 725 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,220 INFO L425 ceAbstractionStarter]: For program point L1122(lines 1122 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,220 INFO L425 ceAbstractionStarter]: For program point L594(lines 594 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,220 INFO L425 ceAbstractionStarter]: For program point L462(lines 462 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,220 INFO L425 ceAbstractionStarter]: For program point L1321(lines 1321 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,220 INFO L425 ceAbstractionStarter]: For program point L1255(lines 1255 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,220 INFO L425 ceAbstractionStarter]: For program point L198-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,220 INFO L425 ceAbstractionStarter]: For program point L132-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,221 INFO L425 ceAbstractionStarter]: For program point L66-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,221 INFO L425 ceAbstractionStarter]: For program point L925(lines 925 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,221 INFO L425 ceAbstractionStarter]: For program point L793(lines 793 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,221 INFO L425 ceAbstractionStarter]: For program point L595(lines 595 605) no Hoare annotation was computed. [2018-11-18 12:43:56,221 INFO L425 ceAbstractionStarter]: For program point L529(lines 529 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,221 INFO L425 ceAbstractionStarter]: For program point L595-2(lines 595 605) no Hoare annotation was computed. [2018-11-18 12:43:56,221 INFO L425 ceAbstractionStarter]: For program point L1388(lines 1388 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,221 INFO L425 ceAbstractionStarter]: For program point L1322(lines 1322 1332) no Hoare annotation was computed. [2018-11-18 12:43:56,221 INFO L425 ceAbstractionStarter]: For program point L1322-2(lines 1322 1332) no Hoare annotation was computed. [2018-11-18 12:43:56,221 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-18 12:43:56,221 INFO L425 ceAbstractionStarter]: For program point L1190(lines 1190 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,221 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-18 12:43:56,221 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-18 12:43:56,221 INFO L425 ceAbstractionStarter]: For program point L992(lines 992 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,221 INFO L425 ceAbstractionStarter]: For program point L794(lines 794 803) no Hoare annotation was computed. [2018-11-18 12:43:56,221 INFO L425 ceAbstractionStarter]: For program point L794-2(lines 794 803) no Hoare annotation was computed. [2018-11-18 12:43:56,221 INFO L425 ceAbstractionStarter]: For program point L662(lines 662 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,221 INFO L425 ceAbstractionStarter]: For program point L530(lines 530 541) no Hoare annotation was computed. [2018-11-18 12:43:56,221 INFO L425 ceAbstractionStarter]: For program point L530-2(lines 530 541) no Hoare annotation was computed. [2018-11-18 12:43:56,221 INFO L425 ceAbstractionStarter]: For program point L266(lines 266 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,221 INFO L425 ceAbstractionStarter]: For program point L1522(lines 1522 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,222 INFO L425 ceAbstractionStarter]: For program point L1456(lines 1456 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,222 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,222 INFO L425 ceAbstractionStarter]: For program point L201-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,222 INFO L425 ceAbstractionStarter]: For program point L135-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,222 INFO L425 ceAbstractionStarter]: For program point L69-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,222 INFO L425 ceAbstractionStarter]: For program point L862(lines 862 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,222 INFO L421 ceAbstractionStarter]: At program point L1655(line 1655) the Hoare annotation is: (let ((.cse33 (+ ~a4~0 85))) (let ((.cse15 (< (+ |old(~a0~0)| 60) 0)) (.cse12 (<= (+ |old(~a29~0)| 144) 0)) (.cse32 (+ |old(~a4~0)| 85)) (.cse29 (= 2 ~a2~0)) (.cse14 (< .cse33 0)) (.cse22 (= |old(~a2~0)| ~a2~0)) (.cse28 (<= 0 .cse33)) (.cse26 (= ~a29~0 |old(~a29~0)|))) (let ((.cse2 (+ |old(~a29~0)| 127)) (.cse25 (= |old(~a2~0)| 5)) (.cse23 (<= ~a2~0 4)) (.cse24 (and .cse22 .cse28 .cse26)) (.cse0 (not (= 0 (+ |old(~a4~0)| 89)))) (.cse3 (= |calculate_output_#in~input| 0)) (.cse16 (not (= 0 (+ |old(~a0~0)| 44)))) (.cse17 (= (+ ~a0~0 44) 0)) (.cse4 (not (= calculate_output_~input 0))) (.cse5 (= (+ ~a4~0 89) 0)) (.cse27 (and .cse22 .cse26 .cse14)) (.cse20 (and .cse26 .cse29)) (.cse13 (not (= 2 |old(~a2~0)|))) (.cse11 (<= 0 .cse32)) (.cse8 (< 0 (+ |old(~a0~0)| 98))) (.cse6 (<= (+ ~a0~0 98) 0)) (.cse21 (< .cse32 0)) (.cse31 (= 1 ~a2~0)) (.cse9 (or .cse15 .cse12)) (.cse7 (< |old(~a2~0)| 3)) (.cse10 (<= 0 (+ ~a0~0 60))) (.cse30 (< 4 |old(~a2~0)|)) (.cse1 (not (= 1 |old(~a2~0)|))) (.cse18 (< 0 (+ |old(~a0~0)| 147))) (.cse19 (<= (+ ~a0~0 147) 0))) (and (or .cse0 .cse1 (< 0 .cse2) .cse3 (and .cse4 .cse5)) (or .cse6 .cse7 .cse8) (or .cse9 .cse7 .cse10 .cse11) (or .cse12 .cse13 .cse11 .cse14) (or .cse10 .cse15 .cse1 .cse11) (or (or .cse0 .cse3 .cse16 .cse13) (and .cse4 (and .cse17 .cse5))) (or .cse0 .cse17 .cse1 (not (= 0 .cse2)) .cse3 .cse16) (or .cse18 .cse19 .cse13) (or .cse18 .cse7 .cse19) (or (or (or .cse15 (not (= 4 |old(~a2~0)|))) .cse11) .cse10) (or .cse20 .cse12 .cse13) (or .cse21 (and .cse22 .cse23) .cse24 .cse7 .cse8 (and .cse22 .cse25 .cse26)) (or .cse27 .cse12 .cse7 .cse11) (or .cse12 .cse13 .cse8 .cse6) (or .cse6 .cse28 .cse21 .cse13) (or (and .cse22 .cse6 .cse25 .cse26) (and .cse22 .cse6 .cse23) .cse21 .cse24 .cse12 .cse7) (or (and .cse10 .cse26 .cse14 .cse29) .cse11 (or .cse15 .cse13)) (or (or .cse0 .cse12) .cse7 .cse3 .cse16 (and .cse17 .cse4 .cse5)) (or .cse27 .cse7 .cse11 .cse8) (or (and .cse22 .cse26 (or (<= (+ ~a4~0 86) 0) .cse11)) .cse7 .cse30) (or .cse21 .cse13 .cse20) (or .cse1 (and .cse26 .cse14 .cse31) .cse11) (or .cse1 .cse6 .cse8) (or .cse1 .cse18 .cse11 .cse19) (or .cse13 .cse11 .cse8 (and .cse6 .cse26 .cse14 .cse29)) (or (and .cse6 .cse26 .cse31) .cse1 .cse21 (and .cse28 .cse26 .cse31)) (or .cse9 .cse7 .cse10 .cse30) (or .cse1 .cse18 .cse19 .cse12))))) [2018-11-18 12:43:56,222 INFO L425 ceAbstractionStarter]: For program point L1655-1(line 1655) no Hoare annotation was computed. [2018-11-18 12:43:56,222 INFO L425 ceAbstractionStarter]: For program point L1589(lines 1589 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,222 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-18 12:43:56,222 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-18 12:43:56,222 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-18 12:43:56,222 INFO L425 ceAbstractionStarter]: For program point L1128(lines 1128 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,222 INFO L425 ceAbstractionStarter]: For program point L1062(lines 1062 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,222 INFO L425 ceAbstractionStarter]: For program point L930(lines 930 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,222 INFO L425 ceAbstractionStarter]: For program point L732(lines 732 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,222 INFO L425 ceAbstractionStarter]: For program point L468(lines 468 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,222 INFO L425 ceAbstractionStarter]: For program point L336(lines 336 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,223 INFO L425 ceAbstractionStarter]: For program point L1261(lines 1261 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,223 INFO L425 ceAbstractionStarter]: For program point L204-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,223 INFO L425 ceAbstractionStarter]: For program point L138-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,223 INFO L425 ceAbstractionStarter]: For program point L72-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,223 INFO L425 ceAbstractionStarter]: For program point L1063(lines 1063 1073) no Hoare annotation was computed. [2018-11-18 12:43:56,223 INFO L425 ceAbstractionStarter]: For program point L1063-2(lines 1063 1073) no Hoare annotation was computed. [2018-11-18 12:43:56,223 INFO L425 ceAbstractionStarter]: For program point L403(lines 403 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,223 INFO L425 ceAbstractionStarter]: For program point L1394(lines 1394 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,223 INFO L425 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-11-18 12:43:56,223 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-18 12:43:56,223 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-18 12:43:56,223 INFO L425 ceAbstractionStarter]: For program point L998(lines 998 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,223 INFO L425 ceAbstractionStarter]: For program point L668(lines 668 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,223 INFO L425 ceAbstractionStarter]: For program point L1461(lines 1461 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,223 INFO L425 ceAbstractionStarter]: For program point L1395(lines 1395 1407) no Hoare annotation was computed. [2018-11-18 12:43:56,223 INFO L425 ceAbstractionStarter]: For program point L1395-2(lines 1395 1407) no Hoare annotation was computed. [2018-11-18 12:43:56,224 INFO L425 ceAbstractionStarter]: For program point L1197(lines 1197 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,224 INFO L425 ceAbstractionStarter]: For program point L735(lines 735 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,224 INFO L425 ceAbstractionStarter]: For program point L1528(lines 1528 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,224 INFO L425 ceAbstractionStarter]: For program point L273(lines 273 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,224 INFO L425 ceAbstractionStarter]: For program point L1264(lines 1264 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,224 INFO L425 ceAbstractionStarter]: For program point L141-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,224 INFO L425 ceAbstractionStarter]: For program point L75-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,224 INFO L425 ceAbstractionStarter]: For program point L868(lines 868 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,224 INFO L425 ceAbstractionStarter]: For program point L1595(lines 1595 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,224 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-18 12:43:56,224 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-18 12:43:56,224 INFO L425 ceAbstractionStarter]: For program point L935(lines 935 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,224 INFO L425 ceAbstractionStarter]: For program point L341(lines 341 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,224 INFO L425 ceAbstractionStarter]: For program point L1134(lines 1134 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,224 INFO L425 ceAbstractionStarter]: For program point L804(lines 804 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,224 INFO L425 ceAbstractionStarter]: For program point L606(lines 606 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,224 INFO L425 ceAbstractionStarter]: For program point L474(lines 474 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,224 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,224 INFO L425 ceAbstractionStarter]: For program point L342(lines 342 349) no Hoare annotation was computed. [2018-11-18 12:43:56,224 INFO L425 ceAbstractionStarter]: For program point L1333(lines 1333 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,225 INFO L425 ceAbstractionStarter]: For program point L342-2(lines 342 349) no Hoare annotation was computed. [2018-11-18 12:43:56,225 INFO L425 ceAbstractionStarter]: For program point L144-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,225 INFO L425 ceAbstractionStarter]: For program point L1135(lines 1135 1144) no Hoare annotation was computed. [2018-11-18 12:43:56,225 INFO L425 ceAbstractionStarter]: For program point L78-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,225 INFO L425 ceAbstractionStarter]: For program point L1135-2(lines 1135 1144) no Hoare annotation was computed. [2018-11-18 12:43:56,225 INFO L425 ceAbstractionStarter]: For program point L1466(lines 1466 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,225 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-18 12:43:56,225 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-18 12:43:56,225 INFO L425 ceAbstractionStarter]: For program point L1004(lines 1004 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,225 INFO L425 ceAbstractionStarter]: For program point L542(lines 542 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,225 INFO L425 ceAbstractionStarter]: For program point L1533(lines 1533 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,225 INFO L425 ceAbstractionStarter]: For program point L278(lines 278 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,225 INFO L425 ceAbstractionStarter]: For program point L1203(lines 1203 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,225 INFO L425 ceAbstractionStarter]: For program point L675(lines 675 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,225 INFO L425 ceAbstractionStarter]: For program point L147-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,225 INFO L425 ceAbstractionStarter]: For program point L81-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,225 INFO L425 ceAbstractionStarter]: For program point L874(lines 874 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,225 INFO L425 ceAbstractionStarter]: For program point L742(lines 742 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,225 INFO L425 ceAbstractionStarter]: For program point L1271(lines 1271 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,225 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,225 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-18 12:43:56,225 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-18 12:43:56,225 INFO L425 ceAbstractionStarter]: For program point L1602(lines 1602 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,225 INFO L425 ceAbstractionStarter]: For program point L479(lines 479 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,225 INFO L425 ceAbstractionStarter]: For program point L1338(lines 1338 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,225 INFO L425 ceAbstractionStarter]: For program point L1074(lines 1074 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,225 INFO L425 ceAbstractionStarter]: For program point L942(lines 942 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,225 INFO L425 ceAbstractionStarter]: For program point L546(lines 546 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,226 INFO L425 ceAbstractionStarter]: For program point L150-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,226 INFO L425 ceAbstractionStarter]: For program point L84-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,226 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,226 INFO L425 ceAbstractionStarter]: For program point L811(lines 811 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,226 INFO L425 ceAbstractionStarter]: For program point L613(lines 613 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,226 INFO L425 ceAbstractionStarter]: For program point L547(lines 547 556) no Hoare annotation was computed. [2018-11-18 12:43:56,226 INFO L425 ceAbstractionStarter]: For program point L547-2(lines 547 556) no Hoare annotation was computed. [2018-11-18 12:43:56,226 INFO L425 ceAbstractionStarter]: For program point L415(lines 415 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,226 INFO L425 ceAbstractionStarter]: For program point L1208(lines 1208 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,226 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-18 12:43:56,226 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-18 12:43:56,226 INFO L425 ceAbstractionStarter]: For program point L1473(lines 1473 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,226 INFO L425 ceAbstractionStarter]: For program point L350(lines 350 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,226 INFO L425 ceAbstractionStarter]: For program point L1011(lines 1011 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,226 INFO L425 ceAbstractionStarter]: For program point L681(lines 681 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,226 INFO L425 ceAbstractionStarter]: For program point L1606(lines 1606 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,226 INFO L425 ceAbstractionStarter]: For program point L1540(lines 1540 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,226 INFO L425 ceAbstractionStarter]: For program point L1408(lines 1408 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,226 INFO L425 ceAbstractionStarter]: For program point L285(lines 285 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,226 INFO L425 ceAbstractionStarter]: For program point L219(lines 219 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,226 INFO L425 ceAbstractionStarter]: For program point L153-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,226 INFO L425 ceAbstractionStarter]: For program point L87-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,226 INFO L425 ceAbstractionStarter]: For program point L880(lines 880 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,226 INFO L425 ceAbstractionStarter]: For program point L748(lines 748 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,226 INFO L425 ceAbstractionStarter]: For program point L1277(lines 1277 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,226 INFO L425 ceAbstractionStarter]: For program point L220(lines 220 228) no Hoare annotation was computed. [2018-11-18 12:43:56,226 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-18 12:43:56,226 INFO L425 ceAbstractionStarter]: For program point L220-2(lines 220 228) no Hoare annotation was computed. [2018-11-18 12:43:56,227 INFO L425 ceAbstractionStarter]: For program point L1145(lines 1145 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,227 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-18 12:43:56,227 INFO L425 ceAbstractionStarter]: For program point L1344(lines 1344 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,227 INFO L425 ceAbstractionStarter]: For program point L1212(lines 1212 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,227 INFO L425 ceAbstractionStarter]: For program point L948(lines 948 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,227 INFO L425 ceAbstractionStarter]: For program point L486(lines 486 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,227 INFO L425 ceAbstractionStarter]: For program point L156-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,227 INFO L425 ceAbstractionStarter]: For program point L90-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,227 INFO L425 ceAbstractionStarter]: For program point L1081(lines 1081 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,227 INFO L425 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2018-11-18 12:43:56,227 INFO L425 ceAbstractionStarter]: For program point L24-2(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,227 INFO L425 ceAbstractionStarter]: For program point L817(lines 817 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,227 INFO L425 ceAbstractionStarter]: For program point L1478(lines 1478 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,227 INFO L425 ceAbstractionStarter]: For program point L355(lines 355 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,227 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-18 12:43:56,227 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-18 12:43:56,227 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-18 12:43:56,227 INFO L425 ceAbstractionStarter]: For program point L1016(lines 1016 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,227 INFO L425 ceAbstractionStarter]: For program point L620(lines 620 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,227 INFO L425 ceAbstractionStarter]: For program point L422(lines 422 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,227 INFO L425 ceAbstractionStarter]: For program point L1413(lines 1413 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,227 INFO L425 ceAbstractionStarter]: For program point L885(lines 885 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,227 INFO L425 ceAbstractionStarter]: For program point L687(lines 687 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,227 INFO L425 ceAbstractionStarter]: For program point L1612(lines 1612 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,227 INFO L425 ceAbstractionStarter]: For program point L159-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,227 INFO L425 ceAbstractionStarter]: For program point L1150(lines 1150 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,227 INFO L425 ceAbstractionStarter]: For program point L93-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,228 INFO L425 ceAbstractionStarter]: For program point L27-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,228 INFO L425 ceAbstractionStarter]: For program point L886(lines 886 894) no Hoare annotation was computed. [2018-11-18 12:43:56,228 INFO L425 ceAbstractionStarter]: For program point L886-2(lines 886 894) no Hoare annotation was computed. [2018-11-18 12:43:56,228 INFO L425 ceAbstractionStarter]: For program point L754(lines 754 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,228 INFO L425 ceAbstractionStarter]: For program point L1613(lines 1613 1622) no Hoare annotation was computed. [2018-11-18 12:43:56,228 INFO L425 ceAbstractionStarter]: For program point L1547(lines 1547 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,228 INFO L425 ceAbstractionStarter]: For program point L1613-2(lines 1613 1622) no Hoare annotation was computed. [2018-11-18 12:43:56,228 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,228 INFO L425 ceAbstractionStarter]: For program point L1283(lines 1283 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,228 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-18 12:43:56,228 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-18 12:43:56,228 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-18 12:43:56,228 INFO L425 ceAbstractionStarter]: For program point L1019(lines 1019 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,228 INFO L425 ceAbstractionStarter]: For program point L557(lines 557 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,228 INFO L425 ceAbstractionStarter]: For program point L491(lines 491 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,228 INFO L425 ceAbstractionStarter]: For program point L1482(lines 1482 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,228 INFO L425 ceAbstractionStarter]: For program point L1350(lines 1350 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,228 INFO L425 ceAbstractionStarter]: For program point L1218(lines 1218 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,228 INFO L425 ceAbstractionStarter]: For program point L1086(lines 1086 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,228 INFO L425 ceAbstractionStarter]: For program point L558(lines 558 568) no Hoare annotation was computed. [2018-11-18 12:43:56,228 INFO L425 ceAbstractionStarter]: For program point L558-2(lines 558 568) no Hoare annotation was computed. [2018-11-18 12:43:56,228 INFO L425 ceAbstractionStarter]: For program point L1351(lines 1351 1358) no Hoare annotation was computed. [2018-11-18 12:43:56,228 INFO L425 ceAbstractionStarter]: For program point L1351-2(lines 1351 1358) no Hoare annotation was computed. [2018-11-18 12:43:56,229 INFO L425 ceAbstractionStarter]: For program point L162-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,229 INFO L425 ceAbstractionStarter]: For program point L96-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,229 INFO L425 ceAbstractionStarter]: For program point L30-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,229 INFO L425 ceAbstractionStarter]: For program point L955(lines 955 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,229 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,229 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,229 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-18 12:43:56,229 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-18 12:43:56,229 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-18 12:43:56,229 INFO L425 ceAbstractionStarter]: For program point L824(lines 824 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,229 INFO L425 ceAbstractionStarter]: For program point L428(lines 428 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,229 INFO L425 ceAbstractionStarter]: For program point L1419(lines 1419 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,229 INFO L425 ceAbstractionStarter]: For program point L693(lines 693 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,229 INFO L425 ceAbstractionStarter]: For program point L627(lines 627 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,229 INFO L425 ceAbstractionStarter]: For program point L1420(lines 1420 1430) no Hoare annotation was computed. [2018-11-18 12:43:56,229 INFO L425 ceAbstractionStarter]: For program point L1420-2(lines 1420 1430) no Hoare annotation was computed. [2018-11-18 12:43:56,230 INFO L425 ceAbstractionStarter]: For program point L165-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,230 INFO L425 ceAbstractionStarter]: For program point L1156(lines 1156 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,230 INFO L425 ceAbstractionStarter]: For program point L99-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,230 INFO L425 ceAbstractionStarter]: For program point L33-1(lines 23 1656) no Hoare annotation was computed. [2018-11-18 12:43:56,230 INFO L425 ceAbstractionStarter]: For program point L694(lines 694 706) no Hoare annotation was computed. [2018-11-18 12:43:56,230 INFO L425 ceAbstractionStarter]: For program point L694-2(lines 694 706) no Hoare annotation was computed. [2018-11-18 12:43:56,230 INFO L425 ceAbstractionStarter]: For program point L1289(lines 1289 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,230 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-18 12:43:56,230 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-18 12:43:56,230 INFO L425 ceAbstractionStarter]: For program point L1091(lines 1091 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,230 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-18 12:43:56,230 INFO L425 ceAbstractionStarter]: For program point L959(lines 959 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,230 INFO L425 ceAbstractionStarter]: For program point L761(lines 761 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,230 INFO L425 ceAbstractionStarter]: For program point L1554(lines 1554 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,230 INFO L425 ceAbstractionStarter]: For program point L497(lines 497 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,231 INFO L425 ceAbstractionStarter]: For program point L1488(lines 1488 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,231 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,231 INFO L425 ceAbstractionStarter]: For program point L1290(lines 1290 1299) no Hoare annotation was computed. [2018-11-18 12:43:56,231 INFO L425 ceAbstractionStarter]: For program point L1224(lines 1224 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,231 INFO L425 ceAbstractionStarter]: For program point L1290-2(lines 1290 1299) no Hoare annotation was computed. [2018-11-18 12:43:56,231 INFO L425 ceAbstractionStarter]: For program point L1026(lines 1026 1654) no Hoare annotation was computed. [2018-11-18 12:43:56,231 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 12:43:56,231 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= (+ ~a0~0 44) 0) (= (+ ~a4~0 89) 0) (= 1 ~a2~0) (= (+ ~a29~0 127) 0)) [2018-11-18 12:43:56,231 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 12:43:56,231 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 12:43:56,231 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 1760 1776) the Hoare annotation is: (or (not (= 0 (+ |old(~a4~0)| 89))) (and (= (+ ~a0~0 44) 0) (= (+ ~a4~0 89) 0) (= 1 ~a2~0) (= (+ ~a29~0 127) 0)) (not (= 1 |old(~a2~0)|)) (not (= 0 (+ |old(~a29~0)| 127))) (not (= 0 (+ |old(~a0~0)| 44)))) [2018-11-18 12:43:56,231 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 1760 1776) no Hoare annotation was computed. [2018-11-18 12:43:56,232 INFO L421 ceAbstractionStarter]: At program point L1774(line 1774) the Hoare annotation is: (let ((.cse2 (< 0 (+ ~a29~0 144))) (.cse1 (= 2 ~a2~0)) (.cse4 (<= (+ ~a0~0 98) 0)) (.cse0 (<= 3 ~a2~0)) (.cse3 (+ |old(~a29~0)| 127))) (or (and .cse0 (<= ~a2~0 4)) (and (<= 0 (+ ~a0~0 60)) .cse1) (not (= 1 |old(~a2~0)|)) (and (<= 0 (+ ~a4~0 85)) .cse1) (not (= 0 (+ |old(~a0~0)| 44))) (= 1 ~a2~0) (and .cse2 .cse1) (< 0 .cse3) (and .cse2 .cse0) (not (= 0 (+ |old(~a4~0)| 89))) (and .cse4 .cse1) (and .cse4 .cse0) (< .cse3 0))) [2018-11-18 12:43:56,232 INFO L425 ceAbstractionStarter]: For program point L1774-1(line 1774) no Hoare annotation was computed. [2018-11-18 12:43:56,232 INFO L425 ceAbstractionStarter]: For program point L1771(line 1771) no Hoare annotation was computed. [2018-11-18 12:43:56,232 INFO L425 ceAbstractionStarter]: For program point L1766-1(lines 1766 1775) no Hoare annotation was computed. [2018-11-18 12:43:56,232 INFO L421 ceAbstractionStarter]: At program point L1766-3(lines 1766 1775) the Hoare annotation is: (let ((.cse2 (< 0 (+ ~a29~0 144))) (.cse1 (= 2 ~a2~0)) (.cse4 (<= (+ ~a0~0 98) 0)) (.cse0 (<= 3 ~a2~0)) (.cse3 (+ |old(~a29~0)| 127))) (or (and .cse0 (<= ~a2~0 4)) (and (<= 0 (+ ~a0~0 60)) .cse1) (not (= 1 |old(~a2~0)|)) (and (<= 0 (+ ~a4~0 85)) .cse1) (not (= 0 (+ |old(~a0~0)| 44))) (= 1 ~a2~0) (and .cse2 .cse1) (< 0 .cse3) (and .cse2 .cse0) (not (= 0 (+ |old(~a4~0)| 89))) (and .cse4 .cse1) (and .cse4 .cse0) (< .cse3 0))) [2018-11-18 12:43:56,232 INFO L425 ceAbstractionStarter]: For program point L1766-4(lines 1760 1776) no Hoare annotation was computed. [2018-11-18 12:43:56,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 12:43:56 BoogieIcfgContainer [2018-11-18 12:43:56,242 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 12:43:56,242 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 12:43:56,242 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 12:43:56,242 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 12:43:56,243 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:37:47" (3/4) ... [2018-11-18 12:43:56,248 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 12:43:56,253 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 12:43:56,254 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output2 [2018-11-18 12:43:56,254 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-18 12:43:56,254 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 12:43:56,272 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-18 12:43:56,273 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 12:43:56,299 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((3 <= a2 && a2 <= 4) || (0 <= a0 + 60 && 2 == a2)) || !(1 == \old(a2))) || (0 <= a4 + 85 && 2 == a2)) || !(0 == \old(a0) + 44)) || 1 == a2) || (0 < a29 + 144 && 2 == a2)) || 0 < \old(a29) + 127) || (0 < a29 + 144 && 3 <= a2)) || !(0 == \old(a4) + 89)) || (a0 + 98 <= 0 && 2 == a2)) || (a0 + 98 <= 0 && 3 <= a2)) || \old(a29) + 127 < 0 [2018-11-18 12:43:56,467 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_68807e20-8dcb-4fc8-a6f4-eb1bf9723923/bin-2019/utaipan/witness.graphml [2018-11-18 12:43:56,467 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 12:43:56,468 INFO L168 Benchmark]: Toolchain (without parser) took 371648.39 ms. Allocated memory was 1.0 GB in the beginning and 5.5 GB in the end (delta: 4.5 GB). Free memory was 948.4 MB in the beginning and 4.0 GB in the end (delta: -3.0 GB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. [2018-11-18 12:43:56,469 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:43:56,469 INFO L168 Benchmark]: CACSL2BoogieTranslator took 667.37 ms. Allocated memory is still 1.0 GB. Free memory was 948.4 MB in the beginning and 850.5 MB in the end (delta: 97.8 MB). Peak memory consumption was 97.8 MB. Max. memory is 11.5 GB. [2018-11-18 12:43:56,469 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 850.5 MB in the beginning and 1.1 GB in the end (delta: -294.9 MB). Peak memory consumption was 31.0 MB. Max. memory is 11.5 GB. [2018-11-18 12:43:56,469 INFO L168 Benchmark]: Boogie Preprocessor took 82.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-11-18 12:43:56,469 INFO L168 Benchmark]: RCFGBuilder took 1880.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 845.4 MB in the end (delta: 288.2 MB). Peak memory consumption was 288.2 MB. Max. memory is 11.5 GB. [2018-11-18 12:43:56,470 INFO L168 Benchmark]: TraceAbstraction took 368684.35 ms. Allocated memory was 1.2 GB in the beginning and 5.5 GB in the end (delta: 4.3 GB). Free memory was 845.4 MB in the beginning and 4.1 GB in the end (delta: -3.2 GB). Peak memory consumption was 3.7 GB. Max. memory is 11.5 GB. [2018-11-18 12:43:56,470 INFO L168 Benchmark]: Witness Printer took 225.48 ms. Allocated memory is still 5.5 GB. Free memory was 4.1 GB in the beginning and 4.0 GB in the end (delta: 113.9 MB). Peak memory consumption was 113.9 MB. Max. memory is 11.5 GB. [2018-11-18 12:43:56,472 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 667.37 ms. Allocated memory is still 1.0 GB. Free memory was 948.4 MB in the beginning and 850.5 MB in the end (delta: 97.8 MB). Peak memory consumption was 97.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 104.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 850.5 MB in the beginning and 1.1 GB in the end (delta: -294.9 MB). Peak memory consumption was 31.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 82.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1880.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 845.4 MB in the end (delta: 288.2 MB). Peak memory consumption was 288.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 368684.35 ms. Allocated memory was 1.2 GB in the beginning and 5.5 GB in the end (delta: 4.3 GB). Free memory was 845.4 MB in the beginning and 4.1 GB in the end (delta: -3.2 GB). Peak memory consumption was 3.7 GB. Max. memory is 11.5 GB. * Witness Printer took 225.48 ms. Allocated memory is still 5.5 GB. Free memory was 4.1 GB in the beginning and 4.0 GB in the end (delta: 113.9 MB). Peak memory consumption was 113.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 181]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1766]: Loop Invariant Derived loop invariant: ((((((((((((3 <= a2 && a2 <= 4) || (0 <= a0 + 60 && 2 == a2)) || !(1 == \old(a2))) || (0 <= a4 + 85 && 2 == a2)) || !(0 == \old(a0) + 44)) || 1 == a2) || (0 < a29 + 144 && 2 == a2)) || 0 < \old(a29) + 127) || (0 < a29 + 144 && 3 <= a2)) || !(0 == \old(a4) + 89)) || (a0 + 98 <= 0 && 2 == a2)) || (a0 + 98 <= 0 && 3 <= a2)) || \old(a29) + 127 < 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 438 locations, 1 error locations. SAFE Result, 368.6s OverallTime, 14 OverallIterations, 7 TraceHistogramMax, 341.6s AutomataDifference, 0.0s DeadEndRemovalTime, 7.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 5130 SDtfs, 20406 SDslu, 5366 SDs, 0 SdLazy, 52956 SolverSat, 8340 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 304.4s Time, PredicateUnifierStatistics: 8 DeclaredPredicates, 8142 GetRequests, 7929 SyntacticMatches, 16 SemanticMatches, 197 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3396 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=35002occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 6.3s AbstIntTime, 9 AbstIntIterations, 4 AbstIntStrong, 0.9979143610989264 AbsIntWeakeningRatio, 0.07476635514018691 AbsIntAvgWeakeningVarsNumRemoved, 15.588066139468008 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 2.6s AutomataMinimizationTime, 14 MinimizatonAttempts, 4583 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 2725 PreInvPairs, 6054 NumberOfFragments, 2423 HoareAnnotationTreeSize, 2725 FomulaSimplifications, 109834 FormulaSimplificationTreeSizeReduction, 1.5s HoareSimplificationTime, 9 FomulaSimplificationsInter, 46637 FormulaSimplificationTreeSizeReductionInter, 5.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 5.0s InterpolantComputationTime, 9324 NumberOfCodeBlocks, 9324 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 12541 ConstructedInterpolants, 0 QuantifiedInterpolants, 23329883 SizeOfPredicates, 12 NumberOfNonLiveVariables, 4516 ConjunctsInSsa, 33 ConjunctsInUnsatCore, 24 InterpolantComputations, 10 PerfectInterpolantSequences, 13595/14778 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...